Techniques for biometric authentication of user of mobile device

Abstract

A method for biometric authentication of a user of a mobile device, and a case for performing the method is provided. The method includes, by the case, coupling the mobile device to the case, receiving from the mobile device biometric data of the user of the mobile device that was captured by the mobile device, storing the biometric data, receiving a request from the mobile device for authenticating the user of the mobile device, the request including biometric data captured by the mobile device, comparing the biometric data stored in the case and the biometric data included in the request, and sending to the mobile device a response to the request for authenticating the user of the mobile device based on a result of the comparison, wherein the response to the request is for use by the mobile device to perform an operation based on the authentication of the user.

What is claimed is: 
     
       1. A method performed by a mobile device, the method comprising:
 controlling, by a first processor of the mobile device, to display on a display of the mobile device a visual indication to input first biometric data via a biometric input device of the mobile device; 
 capturing, by the biometric input device of the mobile device, the first biometric data; 
 receiving, by a second processor of the mobile device, the first biometric data that was captured by the biometric input device of the mobile device; 
 storing, by the second processor of the mobile device, the first biometric data that was captured by the mobile device, wherein the first biometric data that was captured by the mobile device is stored by the second processor of the mobile device in a memory of the mobile device that is associated solely with the second processor of the mobile device; 
 receiving a request from the first processor of the mobile device, by the second processor of the mobile device, for biometric authentication; 
 receiving, by the second processor of the mobile device, second biometric data captured by the mobile device; 
 performing, by the second processor of the mobile device, a comparison between the first biometric data stored in the memory of the mobile device that is associated solely with the second processor of the mobile device and the second biometric data captured by the mobile device; 
 sending to the first processor of the mobile device, by the second processor of the mobile device, a response to the request for biometric authentication based on a result of the comparison, the response to the request for biometric authentication corresponding to one of successful biometric authentication in case the result of the comparison is that there is a match or unsuccessful biometric authentication in case the result of the comparison is that there is not the match; and 
 performing, by the first processor of the mobile device, an operation based on the response to the request for biometric authentication received from the second processor of the mobile device, 
 wherein the first processor and the second processor are fixedly disposed within a single device that is the mobile device. 
 
     
     
       2. The method of  claim 1 , wherein the operation performed by the first processor of the mobile device based on the response to the request for biometric authentication received from the second processor of the mobile device comprises at least one of a network login, a device login, a Near Field Communication (NFC) transaction, a financial transaction, an enabling of a feature or capability of the mobile device, a setting of parental controls, or encryption of communication. 
     
     
       3. The method of  claim 1 , wherein each of the first biometric data and the second biometric data comprises at least one of a single fingerprint, a multiple finger fingerprint, a palm print, an iris scan, a voiceprint, a facial recognition without motion adjustment, a facial recognition with motion adjustment, a repeatable motion, a repeatable key input, or a repeatable touchscreen input. 
     
     
       4. The method of  claim 1 , further comprising:
 emulating, by at least one of the first processor of the mobile device or the second processor of the mobile device, at least one of a contactless card and a credit card. 
 
     
     
       5. The method of  claim 1 , wherein in case the result of the comparison is that there is a match, the first processor of the mobile device controls to display on the display of the mobile device at least one of an image or alphanumeric characters for identifying a user of the mobile device. 
     
     
       6. The method of  claim 1 , wherein in case the result of the comparison is that there is a match, the first processor of the mobile device controls to display on the display of the mobile device a visual indication that a user of the mobile device is authenticated. 
     
     
       7. The method of  claim 1 , wherein the mobile device has an exterior surface that has printed thereon or embedded therein at least one of an image or alphanumeric characters that is visible from outside of the mobile device for identifying a user of the mobile device. 
     
     
       8. The method of  claim 1 , wherein the mobile device forms at least one of an IDentification (ID) card, a driver's license, a credit card, a government security card, a corporate security card, a badge, an access card, or public transportation card. 
     
     
       9. The method of  claim 1 ,
 wherein a biometric pin is stored, by the second processor of the mobile device, in the memory of the mobile device that is associated solely with the second processor of the mobile device, the biometric pin being associated with the first biometric data, and 
 wherein the response to the request for biometric authentication includes the biometric pin in case the result of the comparison is that there is the match. 
 
     
     
       10. The method of  claim 1 , wherein in case the result of the comparison is that there is the match, the second processor of the mobile device communicates a pin stored in the memory of the mobile device that is associated solely with the second processor of the mobile device. 
     
     
       11. A mobile device comprising:
 a display; 
 a biometric input device; 
 a first processor configured to:
 control to display on the display a visual indication to input first biometric data via the biometric input device; and 
 
 a second processor configured to:
 receive the first biometric data that was captured by the biometric input device, 
 store the first biometric data that was captured by the mobile device, wherein the first biometric data that was captured by the mobile device is stored by the second processor in a memory of the mobile device that is associated solely with the second processor, 
 receive a request from the first processor for biometric authentication, 
 receive second biometric data captured by the mobile device, 
 perform a comparison between the first biometric data stored in the memory of the mobile device that is associated solely with the second processor and the second biometric data captured by the mobile device, and 
 send to the first processor a response to the request for biometric authentication based on a result of the comparison, the response to the request for biometric authentication corresponding to one of successful biometric authentication in case the result of the comparison is that there is a match or unsuccessful biometric authentication in case the result of the comparison is that there is not the match, 
 
 wherein the first processor is configured to perform an operation based on the response to the request for biometric authentication received from the second processor, and 
 wherein the first processor and the second processor are fixedly disposed within a single device that is the mobile device. 
 
     
     
       12. The mobile device of  claim 11 , wherein the operation performed by the first processor of the mobile device based on the response to the request for biometric authentication received from the second processor of the mobile device comprises at least one of a network login, a device login, a Near Field Communication (NFC) transaction, a financial transaction, an enabling of a feature or capability of the mobile device, a setting of parental controls, or encryption of communication. 
     
     
       13. The mobile device of  claim 11 , wherein each of the first biometric data and the second biometric data comprises at least one of a single fingerprint, a multiple finger fingerprint, a palm print, an iris scan, a voiceprint, a facial recognition without motion adjustment, a facial recognition with motion adjustment, a repeatable motion, a repeatable key input, or a repeatable touchscreen input. 
     
     
       14. The mobile device of  claim 11 , wherein at least one of the first processor or the second processor is further configured to emulate at least one of a contactless card and a credit card. 
     
     
       15. The mobile device of  claim 11 , wherein the first processor is further configured to, in case the result of the comparison is that there is a match, control to display on the display at least one of an image or alphanumeric characters for identifying a user of the mobile device. 
     
     
       16. The mobile device of  claim 11 , wherein the first processor is further configured to, in case the result of the comparison is that there is a match, control to display on the display a visual indication that a user of the mobile device is authenticated. 
     
     
       17. The mobile device of  claim 11 , wherein the mobile device has an exterior surface that has printed thereon or embedded therein at least one of an image or alphanumeric characters that is visible from outside of the mobile device for identifying a user of the mobile device. 
     
     
       18. The mobile device of  claim 11 , wherein the mobile device forms at least one of an IDentification (ID) card, a driver's license, a credit card, a government security card, a corporate security card, a badge, an access card, or public transportation card. 
     
     
       19. The mobile device of  claim 11 , wherein the second processor is further configured to:
 store a biometric pin in the memory of the mobile device that is associated solely with the second processor, the biometric pin being associated with the first biometric data, and 
 include the biometric pin in the response to the request for biometric authentication in case the result of the comparison is that there is the match. 
 
     
     
       20. The mobile device of  claim 11 , wherein the second processor is further configured to, in case the result of the comparison is that there is the match, communicate a pin stored in the memory of the mobile device that is associated solely with the second processor of the mobile device.